X-Git-Url: http://git.annexia.org/?a=blobdiff_plain;f=docs%2FGoalfile.pod;fp=docs%2FGoalfile.pod;h=9031780dff73f15f229e7e45839b584eafa68a32;hb=6049de701cea350b3f474e4c1ff16836baa8e2fb;hp=85d19ba8fed6408bb1acc8eab9a4ff639bb064a6;hpb=be61a8a416b1bef88a416579cc663f1849ccf1cf;p=goals.git

diff --git a/docs/Goalfile.pod b/docs/Goalfile.pod
index 85d19ba..9031780 100644
--- a/docs/Goalfile.pod
+++ b/docs/Goalfile.pod
@@ -46,6 +46,24 @@ For example:
 
 Returns the filename extension.
 
+=head3 filter (pattern, list)
+
+For example:
+
+ filter ("a+", ["a", "b", "ca"]) ⇒ ["a", "ca"]
+
+Filter a list returning only the elements that match the extended
+regular expression C<pattern>.
+
+=head3 filter-out (pattern, list)
+
+For example:
+
+ filter-out ("a+", ["a", "b", "ca"]) ⇒ ["b"]
+
+Filter a list returning only the elements that I<do not> match the
+extended regular expression C<pattern>.
+
 =head3 head (list)
 
 For example: